If $0 \leq x \leq 2 \pi$, then the number of real values of $x$, which satisfy the equation $\sin x+\sin 2…

If $0 \leq x \leq 2 \pi$, then the number of real values of $x$, which satisfy the equation $\sin x+\sin 2 x+\sin 3 x+\sin 4 x=0$ is
  1. 9
  2. 7
  3. 3
  4. 5

Solution

No solution. Refer to answer key.

Asked in: AP EAMCET 2017 (25 Apr Shift 1)

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